Remove Batteries Remove Environment Remove Li-ion Remove Sodium
article thumbnail

UP Catalyst CO2-derived carbon nanotube electrode material boosts cycle life in Na-ion batteries

Green Car Congress

Tests conducted by Titirici Group , a multidisciplinary research team based at Imperial College London, have found that a novel carbon nanotube electrode material derived from CO 2 —produced by Estonian nanotech company UP Catalyst ( earlier post )—enhances the cyclability of sodium-ion batteries.

Carbon 366
article thumbnail

New class of coordination polymers for high-performance Li-, Na- and K-ion storage

Green Car Congress

Coordination compounds are molecules that possess a metal center bound to ligands (atoms, ions or molecules that donate electrons to the metal); these complexes can be neutral or charged. V in lithium-, sodium-, or potassium-based cells. V for Li-, Na- and K-ion batteries. V for Li-, Na- and K-ion batteries.

Li-ion 273
article thumbnail

KAUST team devises electrically-driven membrane process for seawater lithium mining

Green Car Congress

ppm) with a nominal Li/Mg selectivity >45 million. They precipitated lithium phosphate with a purity of 99.94% directly from the enriched solution, thereby meeting the purity requirements for application in the lithium battery industry. ppm) and an abundance of interfering ions (i.e., —Li et al. to 9013.43

Li-ion 476
article thumbnail

U Alberta team develops hybrid sodium-ion capacitor; intermediate in energy & power between ultracaps and batteries

Green Car Congress

A team led by researchers from the University of Alberta (Canada) Scientists has developed a hybrid sodium-ion capacitor (NIC) using active materials in both the anode and the cathode derived entirely from peanut shells—a green and highly economical waste globally generated at more than 6 million tons per year. Batteries'

Sodium 278
article thumbnail

UT Austin team identifies promising new cathode material for sodium-ion batteries: eldfellite

Green Car Congress

Professor John Goodenough, the inventor of the lithium-ion battery, and his team at the University of Texas at Austin have identified a new cathode material made of the nontoxic and inexpensive mineral eldfellite (NaFe(SO 4 ) 2 ), presenting a significant advancement in the quest for a commercially viable sodium-ion battery.

Sodium 150
article thumbnail

Drexel team develops stable Li-S battery with carbonate electrolyte

Green Car Congress

-sulfur phase within carbon nanofibers that enables successful operation of Lithium-Sulfur (Li-S) batteries in carbonate electrolyte for 4000 cycles. Carbonates are known to adversely react with the intermediate polysulfides and shut down Li-S batteries in first discharge. sulfur and its application in Li-S batteries.

Carbon 285
article thumbnail

Faradion demonstrates proof-of-concept sodium-ion electric bike

Green Car Congress

E-bike powered by Faradion prototype Na-ion battery pack. British battery R&D company Faradion has demonstrated a proof-of-concept electric bike powered by sodium-ion batteries at the headquarters of Williams Advanced Engineering, which collaborated in the development of the bike. Click to enlarge.

Sodium 150